Lighting element



FIG. 1 is a front view of a lighting element showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a right-side view thereof;

FIG. 6 is a left-side view thereof; and,

FIG. 7 is a perspective view thereof.

The broken lines shown are included for the purpose of illustrating environmental structures and form no part of the claimed design. 

The ornamental design for a lighting element, as shown and described. 